Humpback whales have a clever way of catching fish. First, the giant creatures blow air bubbles that surround a school of fish and force them to huddle in a tight ball. Then the whales dive through the trapped fish—gulping as many as they can. Yet what happens when a whale invents an even better way to catch fish? Scientists found out when they discovered Molson. She is just one of many whales that have amazed the world with their brainpower. From communicating with each other over several miles ....